M41ST87WMX6TR STMicroelectronics, M41ST87WMX6TR Datasheet - Page 8
![IC SUPERVISOR RTC 160X8 28-SOIC](/photos/6/56/65690/stmicroelectronics-28-soic_sml.jpg)
M41ST87WMX6TR
Manufacturer Part Number
M41ST87WMX6TR
Description
IC SUPERVISOR RTC 160X8 28-SOIC
Manufacturer
STMicroelectronics
Type
Clock/Calendar/Supervisorr
Specifications of M41ST87WMX6TR
Memory Size
160B
Time Format
HH:MM:SS:hh (24 hr)
Date Format
YY-MM-DD-dd
Interface
I²C, 2-Wire Serial
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
28-SOIC, 28-SOH (8.48mm Width)
Bus Type
Serial (2-Wire, I2C)
Operating Supply Voltage (typ)
3.3V
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
2.7V
Operating Temperature Classification
Industrial
Operating Temperature (max)
85C
Operating Temperature (min)
-40C
Pin Count
28
Mounting
Surface Mount
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-6457-2
M41ST87WMX6TR
M41ST87WMX6TR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
M41ST87WMX6TR
Manufacturer:
MBI
Quantity:
12 000
Description
8/48
Table 1.
1. Open drain output
2. Programmable output (open drain or full-CMOS)
3. Should be connected to V
E
EX
IRQ/OUT
PFI
PFI
PFO
PFO
RST
RSTIN1
RSTIN2
SCL
SDA
SQW/FT
WDI
V
V
V
F
TP1
TP2
TP
V
NF
NC
OUT
32k
CON
CC
SS
BAT
CLR
(3)
(3)
1
2
IN
IN
(1)
(1)
1
2
(2)
(2)
(2)
(1)
Signal names
SS
.
Conditioned chip enable output
External chip enable
Interrupt/out output (open drain)
Power fail input 1
Power fail input 2
Power fail output 1
Power fail output 2
Reset output (open drain)
Reset 1 input
Reset 2 input
Serial clock input
Serial data input/output
Square wave output/frequency test
Watchdog input
Supply voltage
Voltage output
Ground
32 kHz square wave output (open drain)
Tamper pin 1 input
Tamper pin 2 input
Tamper pin RAM clear
Positive battery pin input
No function
No connect
M41ST87Y, M41ST87W